/* 57xx_iscsi_constants.h: Broadcom NetXtreme II iSCSI HSI | |
* | |
* Copyright (c) 2006 - 2008 Broadcom Corporation | |
* | |
* This program is free software; you can redistribute it and/or modify | |
* it under the terms of the GNU General Public License as published by | |
* the Free Software Foundation. | |
* | |
* Written by: Anil Veerabhadrappa (anilgv@broadcom.com) | |
*/ | |
#ifndef __57XX_ISCSI_CONSTANTS_H_ | |
#define __57XX_ISCSI_CONSTANTS_H_ | |
/** | |
* This file defines HSI constants for the iSCSI flows | |
*/ | |
/* iSCSI request op codes */ | |
#define ISCSI_OPCODE_CLEANUP_REQUEST (7) | |
/* iSCSI response/messages op codes */ | |
#define ISCSI_OPCODE_CLEANUP_RESPONSE (0x27) | |
#define ISCSI_OPCODE_NOPOUT_LOCAL_COMPLETION (0) | |
/* iSCSI task types */ | |
#define ISCSI_TASK_TYPE_READ (0) | |
#define ISCSI_TASK_TYPE_WRITE (1) | |
#define ISCSI_TASK_TYPE_MPATH (2) | |
/* initial CQ sequence numbers */ | |
#define ISCSI_INITIAL_SN (1) | |
/* KWQ (kernel work queue) layer codes */ | |
#define ISCSI_KWQE_LAYER_CODE (6) | |
/* KWQ (kernel work queue) request op codes */ | |
#define ISCSI_KWQE_OPCODE_OFFLOAD_CONN1 (0) | |
#define ISCSI_KWQE_OPCODE_OFFLOAD_CONN2 (1) | |
#define ISCSI_KWQE_OPCODE_UPDATE_CONN (2) | |
#define ISCSI_KWQE_OPCODE_DESTROY_CONN (3) | |
#define ISCSI_KWQE_OPCODE_INIT1 (4) | |
#define ISCSI_KWQE_OPCODE_INIT2 (5) | |
/* KCQ (kernel completion queue) response op codes */ | |
#define ISCSI_KCQE_OPCODE_OFFLOAD_CONN (0x10) | |
#define ISCSI_KCQE_OPCODE_UPDATE_CONN (0x12) | |
#define ISCSI_KCQE_OPCODE_DESTROY_CONN (0x13) | |
#define ISCSI_KCQE_OPCODE_INIT (0x14) | |
#define ISCSI_KCQE_OPCODE_FW_CLEAN_TASK (0x15) | |
#define ISCSI_KCQE_OPCODE_TCP_RESET (0x16) | |
#define ISCSI_KCQE_OPCODE_TCP_SYN (0x17) | |
#define ISCSI_KCQE_OPCODE_TCP_FIN (0X18) | |
#define ISCSI_KCQE_OPCODE_TCP_ERROR (0x19) | |
#define ISCSI_KCQE_OPCODE_CQ_EVENT_NOTIFICATION (0x20) | |
#define ISCSI_KCQE_OPCODE_ISCSI_ERROR (0x21) | |
/* KCQ (kernel completion queue) completion status */ | |
#define ISCSI_KCQE_COMPLETION_STATUS_SUCCESS (0x0) | |
#define ISCSI_KCQE_COMPLETION_STATUS_INVALID_OPCODE (0x1) | |
#define ISCSI_KCQE_COMPLETION_STATUS_CTX_ALLOC_FAILURE (0x2) | |
#define ISCSI_KCQE_COMPLETION_STATUS_CTX_FREE_FAILURE (0x3) | |
#define ISCSI_KCQE_COMPLETION_STATUS_NIC_ERROR (0x4) | |
#define ISCSI_KCQE_COMPLETION_STATUS_HDR_DIG_ERR (0x5) | |
#define ISCSI_KCQE_COMPLETION_STATUS_DATA_DIG_ERR (0x6) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_UNEXPECTED_OPCODE (0xa) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_OPCODE (0xb) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_AHS_LEN (0xc) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_ITT (0xd) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_STATSN (0xe) | |
/* Response */ | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_EXP_DATASN (0xf) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_PEND_R2T (0x10) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DATA_SEG_LEN_IS_ZERO (0x2c) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DATA_SEG_LEN_TOO_BIG (0x2d) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_0 (0x11) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_1 (0x12) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_2 (0x13) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_3 (0x14) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_4 (0x15) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_5 (0x16) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_6 (0x17) | |
/* Data-In */ | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_REMAIN_RCV_LEN (0x18) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_MAX_RCV_PDU_LEN (0x19) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_F_BIT_ZERO (0x1a) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_TTT_NOT_RSRV (0x1b) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DATASN (0x1c) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_REMAIN_BURST_LEN (0x1d) | |
/* R2T */ | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_BUFFER_OFF (0x1f) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_LUN (0x20) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_R2TSN (0x21) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DESIRED_DATA_TRNS_LEN_0 (0x22) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DESIRED_DATA_TRNS_LEN_1 (0x23) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_PEND_R2T_EXCEED (0x24) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_TTT_IS_RSRV (0x25) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_MAX_BURST_LEN (0x26) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DATA_SEG_LEN_NOT_ZERO (0x27) | |
/* TMF */ | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_REJECT_PDU_LEN (0x28) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_ASYNC_PDU_LEN (0x29) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_NOPIN_PDU_LEN (0x2a) | |
#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_PEND_R2T_IN_CLEANUP (0x2b) | |
/* IP/TCP processing errors: */ | |
#define ISCI_KCQE_COMPLETION_STATUS_TCP_ERROR_IP_FRAGMENT (0x40) | |
#define ISCI_KCQE_COMPLETION_STATUS_TCP_ERROR_IP_OPTIONS (0x41) | |
#define ISCI_KCQE_COMPLETION_STATUS_TCP_ERROR_URGENT_FLAG (0x42) | |
#define ISCI_KCQE_COMPLETION_STATUS_TCP_ERROR_MAX_RTRANS (0x43) | |
/* iSCSI licensing errors */ | |
/* general iSCSI license not installed */ | |
#define ISCSI_KCQE_COMPLETION_STATUS_ISCSI_NOT_SUPPORTED (0x50) | |
/* additional LOM specific iSCSI license not installed */ | |
#define ISCSI_KCQE_COMPLETION_STATUS_LOM_ISCSI_NOT_ENABLED (0x51) | |
/* SQ/RQ/CQ DB structure sizes */ | |
#define ISCSI_SQ_DB_SIZE (16) | |
#define ISCSI_RQ_DB_SIZE (16) | |
#define ISCSI_CQ_DB_SIZE (80) | |
#define ISCSI_SQN_TO_NOTIFY_NOT_VALID 0xFFFF | |
/* Page size codes (for flags field in connection offload request) */ | |
#define ISCSI_PAGE_SIZE_256 (0) | |
#define ISCSI_PAGE_SIZE_512 (1) | |
#define ISCSI_PAGE_SIZE_1K (2) | |
#define ISCSI_PAGE_SIZE_2K (3) | |
#define ISCSI_PAGE_SIZE_4K (4) | |
#define ISCSI_PAGE_SIZE_8K (5) | |
#define ISCSI_PAGE_SIZE_16K (6) | |
#define ISCSI_PAGE_SIZE_32K (7) | |
#define ISCSI_PAGE_SIZE_64K (8) | |
#define ISCSI_PAGE_SIZE_128K (9) | |
#define ISCSI_PAGE_SIZE_256K (10) | |
#define ISCSI_PAGE_SIZE_512K (11) | |
#define ISCSI_PAGE_SIZE_1M (12) | |
#define ISCSI_PAGE_SIZE_2M (13) | |
#define ISCSI_PAGE_SIZE_4M (14) | |
#define ISCSI_PAGE_SIZE_8M (15) | |
/* Iscsi PDU related defines */ | |
#define ISCSI_HEADER_SIZE (48) | |
#define ISCSI_DIGEST_SHIFT (2) | |
#define ISCSI_DIGEST_SIZE (4) | |
#define B577XX_ISCSI_CONNECTION_TYPE 3 | |
#endif /*__57XX_ISCSI_CONSTANTS_H_ */ |